drm/radeon: remove taking mclk_lock from radeon_bo_unref

It's causing lockdep warnings and why should
we access the memory that is freed up?

Signed-off-by: Christian König <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
This commit is contained in:
Christian König authored and Alex Deucher committed 2014-08-05 08:53:53 -04:00
1 parent dfc230f9af
commit e7e31600d3
1 file changed
-2
-2
View File
@@ -245,9 +245,7 @@ void radeon_bo_unref(struct radeon_bo **bo)
return;
rdev = (*bo)->rdev;
tbo = &((*bo)->tbo);
down_read(&rdev->pm.mclk_lock);
ttm_bo_unref(&tbo);
up_read(&rdev->pm.mclk_lock);
if (tbo == NULL)
*bo = NULL;
}